23397166 has 8 divisors (see below), whose sum is σ = 37795464. Its totient is φ = 10798680.

The previous prime is 23397163. The next prime is 23397173. The reversal of 23397166 is 66179332.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23397163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449920 + ... + 449971.

It is an arithmetic number, because the mean of its divisors is an integer number (4724433).

Almost surely, 2^23397166 is an apocalyptic number.

23397166 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

23397166 is a deficient number, since it is larger than the sum of its proper divisors (14398298).

23397166 is a wasteful number, since it uses less digits than its factorization.

23397166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899906.

The product of its digits is 40824, while the sum is 37.

The square root of 23397166 is about 4837.0617114112. The cubic root of 23397166 is about 286.0143031626.

The spelling of 23397166 in words is "twenty-three million, three hundred ninety-seven thousand, one hundred sixty-six".